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Submarine Cables

XLPE Insulated AC Medium-voltage Submarine Cable With Fibre Optic Cable


Applications

These submarine cables are used for power transmission to offshore islands, oil platforms or to cross-rivers and lakes. Cable design based on the mayor national or international standards e.g. VDE, IEC and ICEA or according to customers design and standards.

Construction

Submarine Cables

  • Conductor:Copper conductor, circular stranded compacted, water blocked.
  • Conductor Screening: Extruded semi-conductive compound.
  • Insulation: XLPE.
  • Insulation Screening: Extruded semi-conductive compound.
  • Screen: Copper wires and copper helix, swelling powder.
  • Laminated Core Sheath: Aluminium tape bonded to overlaying PE sheath
  • Fillers: Polypropylene filler.
  • Fibre-optic Element: Fibre optic cable.
  • Separator: Binder tapes.
  • Bedding Layer: Polypropylene strings.
  • Armour: Galvanized steel wires.
  • Serving: Hessian tapes, bituminous compound, polypropylene strings.

Electrical Data:

6/10(12) kV

Nominal Cross Section Area Capacitance Inductance Current Rating
mm² μF/mm mH/km A
35 0.23 0.43 167
50 0.26 0.41 199
70 0.29 0.38 241
95 0.32 0.37 288
120 0.35 0.35 327
150 0.38 0.34 363
185 0.42 0.33 405
240 0.47 0.32 464

12/20(24) kV

Nominal Cross Section Area Capacitance Inductance Current Rating
mm² μF/mm mH/km A
35 0.17 0.47 171
50 0.18 0.44 199
70 0.20 0.41 243
95 0.22 0.40 292
120 0.24 0.38 328
150 0.26 0.37 364
185 0.28 0.35 408
240 0.31 0.34 467

18/30(36) kV

Nominal Cross Section Area Capacitance Inductance Current Rating
mm² μF/mm mH/km A
50 0.14 0.48 202
70 0.15 0.45 245
95 0.17 0.42 291
120 0.18 0.41 330
150 0.19 0.39 366
185 0.21 0.38 411
240 0.23 0.36 470

Dimension and Weight:

6/10(12) kV

Nominal Cross Section Area

 Nominal Conductor Diameter Nominal Insulation Thickness Nominal
Screen Cross Section Area		 Nominal Core Sheath Thickness Nominal Core Diameter Nominal Bedding Thickness Nominal Steel Wire Diameter Serving
Thickness		 Overall
Diameter		 Weight

mm²

 mm mm mm² mm mm mm mm mm mm kg/m

35

 7.0 3.4 16 2.5 24 2 3.15 3.5 70 7.5

50

 8.2 3.4 16 2.5 25 2 3.15 3.5 73 8.2

70

 9.9 3.4 16 2.5 27 2 4.0 3.5 77 9.9

95

 11.5 3.4 16 2.5 28 2 4.0 3.5 80 11.1

120

 13.0 3.4 16 2.5 30 2 4.0 3.5 84 12.2

150

 14.5 3.4 25 2.5 31 2 4.0 3.5 87 13.6

185

 16.1 3.4 25 2.5 33 2 5.0 4.0 93 16.8

240

 18.6 3.4 25 2.5 35 2 5.0 4.0 99 19.1

12/20(24) kV

Nominal Cross Section Area Nominal Conductor Diameter Nominal Insulation Thickness Nominal
Screen Cross Section Area		 Nominal Core Sheath Thickness Nominal Core Diameter Nominal Bedding Thickness Nominal Steel Wire Diameter Serving
Thickness		 Overall
Diameter

Weight
mm² mm mm mm² mm mm mm mm mm mm kg/m
35 7.0 5.5 16 2.5 28 2 3.15 3.5 78 8.8
50 8.2 5.5 16 2.5 30 2 3.15 3.5 83 9.3
70 9.9 5.5 16 2.5 31 2 4.0 3.5 87 11.4
95 11.5 5.5 16 2.5 33 2 4.0 3.5 89 12.7
120 13.0 5.5 16 2.5 34 2 4.0 4.0 94 14.1
150 14.5 5.5 25 2.5 36 2 4.0 4.0 97 15.3
185 16.1 5.5 25 2.5 37 2 5.0 4.0 102 18.6
240 18.6 5.5 25 2.5 40 2 5.0 4.0 108 21.1

18/30(36) kV

Nominal Cross Section Area Nominal Conductor Diameter Nominal Insulation Thickness Nominal
Screen Cross Section Area		 Nominal Core Sheath Thickness Nominal Core Diameter Nominal Bedding Thickness Nominal Steel Wire Diameter Serving
Thickness		 Overall
Diameter

Weight
mm² mm mm mm² mm mm mm mm mm mm kg/m
50 8.2 8.0 16 2.5 35 2 3.15 3.5 93 11.1
70 9.9 8.0 16 2.5 36 2 4.0 4.0 99 12.8
95 11.5 8.0 16 2.5 38 2 4.0 4.0 102 14.9
120 13.0 8.0 16 2.5 39 2 4.0 4.0 105 16.2
150 14.5 8.0 25 2.5 41 2 4.0 4.0 108 17.6
185 16.1 8.0 25 2.5 42 2 5.0 4.0 113 21.0
240 18.6 8.0 25 2.5 45 2 5.0 4.0 119 23.4